Smiling is a facial expression in which the eyes brighten and the corners of the mouth curve slightly upward and which expresses especially amusement, pleasure, approval or sometimes scorn. Jumping rope is the activity, game or exercise in which a person must jump, bounce or skip repeatedly while a length of rope is swung over and under, both ends held in the hands of the jumper. Jumping rope gives smiling effect above your shoulders.
This justifies what answer for what question? Q & A: 
How can jumping rope effect above your shoulders?
Options:
- aerobic
- exercising
- smiling
- pleasure
- sweating
smiling